9141889086187 has 16 divisors (see below), whose sum is σ = 10741190634720. Its totient is φ = 7670751609600.

The previous prime is 9141889086151. The next prime is 9141889086193. The reversal of 9141889086187 is 7816809881419.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9141889086187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9141889086107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1738362 + ... + 4615807.

It is an arithmetic number, because the mean of its divisors is an integer number (671324414670).

Almost surely, 2^{9141889086187} is an apocalyptic number.

9141889086187 is a deficient number, since it is larger than the sum of its proper divisors (1599301548533).

9141889086187 is a wasteful number, since it uses less digits than its factorization.

9141889086187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364254.

The product of its (nonzero) digits is 55738368, while the sum is 70.

The spelling of 9141889086187 in words is "nine trillion, one hundred forty-one billion, eight hundred eighty-nine million, eighty-six thousand, one hundred eighty-seven".